Top 100 JavaScript Development Companies in London

The Best of September 2024

Looking for a top JavaScript developer in London?

If you're hiring a JavaScript developer to help you build or update a website that's responsive and interactive, consider the pros and cons of JavaScript as a programming language. Advantages include its speed because it's executed on the client-side; reduction in server load; and diverse functionality. Disadvantages to consider include security such as bugs on the client-side.

Jump to Most Reviewed Companies

List of the Best London JavaScript Developers

241

Pasimedia
(3 Reviews) 4.8
- Timeliness
  5.0
- Service Excellence
  4.8
- Value
  4.8
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Pasimedia is a content marketing company. The small team is located in London, United Kingdom and Boulogne, Argentina. Their services include content marketing, search engine optimization, web design, ux/ui design, and more.
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242

DKC Software
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- London, England
DKC Software is a website development firm founded in 2015. Their small team is based in Poznań, Poland and London, United Kingdom. Their services include web development, IT staff augmentation, mobile app development, and custom software development.

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243

Webzstore Solutions
(2 Reviews) 4.8
- Timeliness
  4.8
- Service Excellence
  4.8
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 10 - 49 employees
- Harrow, England
Webzstore Solutions is a development and digital marketing firm located in Kolkata, India. Their services include SEO, web design, web development, and e-commerce development. Founded in 2010, They work primarily with small businesses in dental and e-commerce industries.

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244

Schnell Solutions Limited
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $10,000+
- 50 - 249 employees
- London, England
Schnell Solutions Limited, a custom software development company, was launched in 2006. Their midsize team is based in London, United Kingdom and Chandigarh, India. Their services include custom software development, mobile app development, web development, and IT strategy consulting.

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Clients
- 3m
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245

Skillwork
(8 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Skillwork is a small software development firm. They offer custom software development, mobile app development, web development, ux/ui design, and more and were founded in 2019. The company is in London, United Kingdom and Sofia, Bulgaria.

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246

NEUROTIC Ltd.
(4 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 10 - 49 employees
- London, England
Hoxton Digital is a programming agency based in London run by a team of 4 professionals. They offer their expertise in custom software, web, and mobile app development services, as well as SEO solutions that focus on content development, link earning, and local search. They are familiar with Ruby, JavaScript, and Redux, among other programs.

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Clients
- BuildSG
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247

Globe Tech Soft
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 10 - 49 employees
- Croydon, London, England
mYPulse Ads and Media is a media agency based in London and founded in 2020 with over 10 members. They are experts in social media marketing, email marketing, and SEO solutions for clients ranging from small firms to large companies.

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Clients
- Karur Home Textikes
Industries
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248

MOJO Consulting
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- London, England
MOJO Consulting, a market research company, was launched in 2022. They are headquartered in London, United Kingdom and have a small team. Their services include market research, web design, web development, mobile app development, and more.
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249

GeekyAnts
(96 Reviews) 4.9
- Timeliness
  4.8
- Service Excellence
  4.9
- Value
  4.7
- Would Recommend
  4.9
- $5,000+
- 250 - 999 employees
- London, England
GeekyAnts is a mobile app development company that's headquartered in Bangalore, India; they also have a London office. They were founded in 2006 and have about 59 employees that provide services for mobile app development, web development, and UX/UI design services to clients of all sizes in a wide array of industries.

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Clients
- Siveco Romania
- Olive Garden
- Darden
- KhataBook
Industries
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250

KingIT Solutions

(0 Reviews)

Not yet reviewed.
- $10,000+
- 50 - 249 employees
- London, England
KingIT Solutions is a Warszawa, Poland-based. The firm offers and is midsize.The firm was established in 2014.
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251

Waterwhip Labs

(0 Reviews)

Not yet reviewed.
- $5,000+
- 2 - 9 employees
- London, England
Waterwhip Labs is a web development company located in London, United Kingdom. Established in 2021, the small team offers web development, custom software development, blockchain, and search engine optimization.
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252

Orber & Co.
(2 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Sunicola Consolidated Ltd. is a customer acquisition consultancy based in Manchester, U.K., with an office in Harrogate, U.K. The company, founded in 2014, has a team of less than ten that provides business consulting, branding, and marketing strategy services to small and midmarket companies in the business services, customer products & services, and e-commerce industries.

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Clients
- little yorkshire studio
Industries
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253

Webezy
(1 Reviews) 4.0
- Timeliness
  5.0
- Service Excellence
  4.0
- Value
  5.0
- Would Recommend
  4.5
- $5,000+
- 10 - 49 employees
- Harrow, England
Webezy is an e-commerce development firm. Established in 2010, the team offers e-commerce development, web development, web design, ux/ui design, and more. Their small company is headquartered in Harrow, United Kingdom.

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254

Reprise Digital

(0 Reviews)

Not yet reviewed.
- $25,000+
- 250 - 999 employees
- London, England
Reprise Digital, a pay per click agency, is headquartered in Montevideo, Uruguay. They specialize in pay per click, e-commerce development, search engine optimization, and social media marketing and were launched in 2012.

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255

Lonlogic
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  4.5
- $5,000+
- 2 - 9 employees
- London, England
Lonlogic is a web design and development company founded in 2013 and located in London. With a team of fewer than 10 employees, they offer web design, web development, SEO, digital strategy, and social media marketing services.

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256

Versich
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 50 - 249 employees
- London, England
Versich, a cloud consulting & SI company, is located in London, United Kingdom. The company provides cloud consulting & SI, IT staff augmentation, call center services, commercial financing, funding, & investment, and more and has a midsize team.The company was established in 2023.
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257

Strike UX
(1 Reviews) 4.5
- Timeliness
  5.0
- Service Excellence
  4.5
- Value
  4.5
- Would Recommend
  5.0
- $5,000+
- 2 - 9 employees
- London, England
Strike UX is a design company founded in 2018 with fewer than 10 experts. They offer UX/UI design, web design, and web development solutions from their office in London. They mainly work with small and mid-market businesses.

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Clients
- Anthocyane
Industries
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258

Smile IT Solutions
(1 Reviews) 4.5
- Timeliness
  4.0
- Service Excellence
  4.5
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- Borehamwood, England
Smile IT Solutions is a cloud consulting & SI company. The small Borehamwood, United Kingdom-based team provides cloud consulting & SI, custom software development, IT managed services, web development, and more. The company was established in 2015.
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Clients
- Hertford Town Football Club
- Biadin
- United Kingdom Uncovered
- Teb Soft
Industries
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259

Digis
(72 Reviews) 4.8
- Timeliness
  4.9
- Service Excellence
  4.8
- Value
  4.7
- Would Recommend
  4.9
- $5,000+
- 50 - 249 employees
- London, England
DIGIS is a software development company based in Larnaka, Cyprus. They were founded in 2009 and have a team of 77 employees. They specialize in custom software, web, and mobile app development for midmarket and small business clients in the business services, financial services, and media industries.

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Clients
- Huma
Industries
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260

Konstant Infosolutions
(155 Reviews) 4.8
- Timeliness
  4.7
- Service Excellence
  4.8
- Value
  4.8
- Would Recommend
  4.8
- $5,000+
- 250 - 999 employees
- London, England
Konstant Infosolutions is a mobile app and web developer that focuses on global technology and innovation. Founded in 2003 and headquartered in Jaipur, Rajasthan, their 170+ professionals are leaders in software solutions and cutting-edge technologies.

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Clients
- United Nations
- Volkswagen
- Stanley Connect
- Delmonte
Industries
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261

The Pixxel Agency
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- London, England
KC Services, a web development firm, was launched in 2020. Their small team is in London, United Kingdom and focuses on web development, web design, and search engine optimization.

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262

Innovensa Ltd
(1 Reviews) 5.0
- Timeliness
  4.5
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 2 - 9 employees
- Hatfield, England
Innovensa Ltd is a software development firm. Their small team is in Hatfield, United Kingdom and focuses on custom software development, application management & support, mobile app development, web development, and more. The agency was launched in 2017.

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263

CoExLogica, Ltd.
(2 Reviews) 5.0
- Timeliness
  4.8
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 10 - 49 employees
- London, England
Website development company CoExLogica, Ltd. Was launched in 2016. The small team specializes in web development, custom software development, mobile app development, e-commerce development, and more. The company is headquartered in London, United Kingdom and Islamabad, Pakistan.

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264

Wealax LTD
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 10 - 49 employees
- London, England
Wealax LTD is an IT strategy consulting company. They are headquartered in London, United Kingdom and have a small team that provides IT strategy consulting, cloud consulting & SI, other IT consulting and SI, custom software development, and more. The firm was launched in 2021.

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265

FOXBEGIN
(1 Reviews) 5.0
- Timeliness
  4.5
- Service Excellence
  5.0
- Value
  4.5
- Would Recommend
  5.0
- $10,000+
- 50 - 249 employees
- London, England
FOXBEGIN is a software development company. Their midsize team is located in London, United Kingdom. Their services include custom software development, mobile app development, search engine optimization, ux/ui design, and more. The firm was established in 2020.

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266

Marzee
(15 Reviews) 4.8
- Timeliness
  4.8
- Service Excellence
  4.8
- Value
  4.7
- Would Recommend
  5.0
- $10,000+
- 10 - 49 employees
- London, England
Marzee Labs is a web development company that has been offering web design, web development, ad e-commerce development services to their clients since 2013. Their 10 employees are based out of their Porto, Barcelona, London, and Setúbal, Portugal offices.

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Clients
- ARTE
Industries
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267

Fome
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- Undisclosed
- 10 - 49 employees
- Enfield, England
Fome is a social media marketing agency. They offer social media marketing, search engine optimization, pay per click, web design, and more and were founded in 2013. Their small team is Enfield, United Kingdom-based.
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268

Cloudini

(0 Reviews)

Not yet reviewed.
- $10,000+
- 10 - 49 employees
- London, England
Cloudini is a cloud consulting & SI company. Their small team is in London, United Kingdom. The agency focuses on cloud consulting & SI, IT staff augmentation, custom software development, web development, and more.
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269

Inventiff.
(22 Reviews) 5.0
- Timeliness
  4.9
- Service Excellence
  5.0
- Value
  4.8
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Inventiff is a website development firm. Established in 2019, the small firm is headquartered in London, United Kingdom and Cluj-Napoca, Romania. Their services include web development, mobile app development, web design, ux/ui design, and more.

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270

Lexer Solutions
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $5,000+
- 10 - 49 employees
- London, England
Headquartered in Wembley, United Kingdom, Lexer Solutions is a small IT staff augmentation company. Founded in 2023, the team specializes in IT staff augmentation, custom software development, web development, mobile app development, and more.
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